# Scrapy settings for tianyan project
#
# For simplicity, this file contains only settings considered important or
# commonly used. You can find more settings consulting the documentation:
#
#     https://docs.scrapy.org/en/latest/topics/settings.html
#     https://docs.scrapy.org/en/latest/topics/downloader-middleware.html
#     https://docs.scrapy.org/en/latest/topics/spider-middleware.html

BOT_NAME = 'tianyan'

SPIDER_MODULES = ['tianyan.spiders']
NEWSPIDER_MODULE = 'tianyan.spiders'
USER_AGENT = {'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36'
              ,'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36'}
ROBOTSTXT_OBEY = False  #遵循协议
FEED_EXPORT_ENCODING="gbk"
DOWNLOAD_DELAY = 3   #时间间隔
CONCURRENT_REQUESTS = 100  #进程
IPOOL=[{"ipaddr":"112.253.11.113:8000"},{"ipaddr":"218.4.192.218:3128"}]
#FEED_EXPORT_FIELDS=['name','actor','type','state','year','new_time','language','intro']  #设置保存数据的输出顺序
DOWNLOADER_MIDDLEWARES = {
    'tianyan.middlewares.TianyanDownloaderMiddleware': 543,
    'example2.middlewares.MyproxiesSpiderMiddleware':125
}
ITEM_PIPELINES = {
    'tianyan.pipelines.TianyanPipeline': 400,    #脚本
}
#MEDIA_ALLOW_REDIRECTS = True
#HTTPCACHE_DIR = 'D:\\zly\Scrapy\\tianyan\\tmp'   #http缓存目录

# Crawl responsibly by identifying yourself (and your website) on the user-agent


# Obey robots.txt rules

# Configure maximum concurrent requests performed by Scrapy (default: 16)
#CONCURRENT_REQUESTS = 32

# Configure a delay for requests for the same website (default: 0)
# See https://docs.scrapy.org/en/latest/topics/settings.html#download-delay
# See also autothrottle settings and docs

#FEED_URI = 'file:d:/zly/Scrapy/tianyan/tianyan.csv'    #使用Feed exports:功能
#FEED_FORMAT='csv'


# The download delay setting will honor only one of:
#CONCURRENT_REQUESTS_PER_DOMAIN = 16
#CONCURRENT_REQUESTS_PER_IP = 16

# Disable cookies (enabled by default)
#COOKIES_ENABLED = False

# Disable Telnet Console (enabled by default)
TELNETCONSOLE_ENABLED = False

# Override the default request headers:
#DEFAULT_REQUEST_HEADERS = {
#   'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
#   'Accept-Language': 'en',
#}

# Enable or disable spider middlewares
# See https://docs.scrapy.org/en/latest/topics/spider-middleware.html
#SPIDER_MIDDLEWARES = {
#    'tianyan.middlewares.TianyanSpiderMiddleware': 543,
#}

# Enable or disable downloader middlewares
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html


# Enable or disable extensions
# See https://docs.scrapy.org/en/latest/topics/extensions.html
#EXTENSIONS = {
#    'scrapy.extensions.telnet.TelnetConsole': None,
#}

# Configure item pipelines
# See https://docs.scrapy.org/en/latest/topics/item-pipeline.html

# Enable and configure the AutoThrottle extension (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/autothrottle.html
#AUTOTHROTTLE_ENABLED = True
# The initial download delay
#AUTOTHROTTLE_START_DELAY = 5
# The maximum download delay to be set in case of high latencies
#AUTOTHROTTLE_MAX_DELAY = 60
# The average number of requests Scrapy should be sending in parallel to
# each remote server
#AUTOTHROTTLE_TARGET_CONCURRENCY = 1.0
# Enable showing throttling stats for every response received:
#AUTOTHROTTLE_DEBUG = False

# Enable and configure HTTP caching (disabled by default)
# See https://docs.scrapy.org/en/latest/topics/downloader-middleware.html#httpcache-middleware-settings
#HTTPCACHE_ENABLED = True
#HTTPCACHE_EXPIRATION_SECS = 0

#HTTPCACHE_IGNORE_HTTP_CODES = []
#HTTPCACHE_STORAGE = 'scrapy.extensions.httpcache.FilesystemCacheStorage'
